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#6 SecurityWeek general June 19, 2026 at 09:19 UTC

Cybersecurity Firms Impacted by Klue Supply Chain Attack

By Ionut Arghire

AI Summary

The Icarus extortion group's attack on market intelligence platform Klue resulted in OAuth token theft that granted access to customers' Salesforce environments, with confirmed victims including cybersecurity firms Huntress and Recorded Future. The incident illustrates how third-party SaaS integrations create transitive trust relationships that can cascade breaches across an entire customer base.

Relevance score: 80.0/100

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